BOS - MSO

$188 Find Cheap Flights from Boston to Missoula - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$451
Typical prices: $468-$710
American Airlines
Sun 11/4Sun 11/11
BOS - MSO • 1 stop
Cheapest one-way
$188
Typical prices: $245-$417
Multiple Airlines
Sun 9/9
BOS - MSO • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Boston and Missoula. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
25 weeks
in advance
Our data shows that travelers who book at least 25 weeks in advance save around 38% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 34% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Chicago O'Hare Intl (ORD)
Cheapest • Avg $554 (round-trip)
Minneapolis St Paul (MSP)
Shortest trip • 7h 32m (one-way)
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Insights
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Flight Deals

Cheap Flights from Boston to Missoula (BOS-MSO)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boston to Missoula

Mon, Jan 18 - Mon, Jan 18
Delta Logo
6:00 am - 12:36 pmBOS  Boston Logan Intl-MSO Missoula Johnson-Bell Field
8h 36m1 stop Salt Lake City
Delta Logo
6:10 pm - 6:11 amMSO  Missoula Johnson-Bell Field-BOS Boston Logan Intl
10h 01m1 stop Salt Lake City
$451Delta
Mon, Jan 4 - Mon, Jan 11
Delta Logo
6:00 am - 12:36 pmBOS  Boston Logan Intl-MSO Missoula Johnson-Bell Field
8h 36m1 stop Salt Lake City
Delta Logo
6:10 pm - 6:11 amMSO  Missoula Johnson-Bell Field-BOS Boston Logan Intl
10h 01m1 stop Salt Lake City
$451Delta
Wed, Nov 4 - Wed, Nov 11
American Airlines Logo
5:41 am - 12:40 pmBOS  Boston Logan Intl-MSO Missoula Johnson-Bell Field
8h 59m1 stop Chicago O'Hare Intl
American Airlines Logo
6:50 am - 7:33 pmMSO  Missoula Johnson-Bell Field-BOS Boston Logan Intl
10h 43m1 stop Dallas/Fort Worth
$451American Airlines
Wed, Nov 4 - Wed, Nov 11
Delta Logo
3:15 pm - 7:54 pmBOS  Boston Logan Intl-MSO Missoula Johnson-Bell Field
6h 39m1 stop Minneapolis St Paul
Delta Logo
1:25 pm - 11:59 pmMSO  Missoula Johnson-Bell Field-BOS Boston Logan Intl
8h 34m1 stop Salt Lake City
$451Delta
Tue, Oct 6 - Fri, Oct 16
American Airlines Logo
5:54 am - 12:35 pmBOS  Boston Logan Intl-MSO Missoula Johnson-Bell Field
8h 41m1 stop Chicago O'Hare Intl
American Airlines Logo
1:48 pm - 9:32 amMSO  Missoula Johnson-Bell Field-BOS Boston Logan Intl
17h 44m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National
$453American Airlines
Sat, Oct 31 - Tue, Nov 3
Alaska Airlines Logo
7:03 am - 2:50 pmBOS  Boston Logan Intl-MSO Missoula Johnson-Bell Field
9h 47m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
2:02 pm - 11:58 pmMSO  Missoula Johnson-Bell Field-BOS Boston Logan Intl
7h 56m1 stop Seattle/Tacoma Intl
$457Alaska Airlines
Tue, Oct 6 - Fri, Oct 16
American Airlines Logo
7:00 am - 12:35 pmBOS  Boston Logan Intl-MSO Missoula Johnson-Bell Field
7h 35m1 stop Chicago O'Hare Intl
American Airlines Logo
1:05 pm - 11:55 pmMSO  Missoula Johnson-Bell Field-BOS Boston Logan Intl
8h 50m1 stop Dallas/Fort Worth
$470American Airlines
Fri, Jan 15 - Fri, Jan 22
Alaska Airlines Logo
6:28 pm - 12:22 pmBOS  Boston Logan Intl-MSO Missoula Johnson-Bell Field
19h 54m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
2:02 pm - 5:40 amMSO  Missoula Johnson-Bell Field-BOS Boston Logan Intl
13h 38m1 stop Seattle/Tacoma Intl
$489Alaska Airlines
Fri, Jan 15 - Fri, Jan 22
United Airlines Logo
11:45 am - 6:25 pmBOS  Boston Logan Intl-MSO Missoula Johnson-Bell Field
8h 40m1 stop Denver Intl
United Airlines Logo
9:45 am - 11:17 pmMSO  Missoula Johnson-Bell Field-BOS Boston Logan Intl
11h 32m2 stops Denver Intl Newark
$502United Airlines
Thu, Oct 15 - Tue, Oct 20
United Airlines Logo
6:00 am - 11:24 amBOS  Boston Logan Intl-MSO Missoula Johnson-Bell Field
7h 24m1 stop Chicago O'Hare Intl
United Airlines Logo
2:38 pm - 11:59 pmMSO  Missoula Johnson-Bell Field-BOS Boston Logan Intl
7h 21m1 stop Denver Intl
$533United Airlines
Booking Insights

Price, demand and travel trends for Boston to Missoula flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Boston to Missoula with more confidence.

How much is a round-trip flight from Boston to Missoula?

Round-trip flights from Boston to Missoula start at $451. Prices are below average for this route right now, with typical round-trip fares ranging from $468 to $710. The lowest price found in the past 5 days was $451 on American Airlines.

What's the cheapest day of the week to fly from Boston to Missoula?

Saturday is the cheapest day of the week to fly from Boston to Missoula, it is 14% cheaper than the average day. Sunday is the most expensive day with flight prices 36% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Boston to Missoula?

  • February is the cheapest month to fly from Boston to Missoula at $382 round-trip.
  • December ($734) and July ($706) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 92% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Boston to Missoula the cheapest?

Flights from Boston to Missoula are cheapest 25 weeks before departure. Booking in this window typically costs about 38% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Boston to Missoula flights

Low season

February

Cheapest flight

$188
Best time to beat the crowds with an average 34% drop in price.
Most popular time to fly with an average 22% increase in price.
Flight from Boston to Missoula

When to book flights from Boston to Missoula

Are your dates flexible? Find out the best times to travel from Boston to Missoula based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Boston to Missoula flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Boston to Missoula?

    Flights from Boston to Missoula usually depart from Boston Logan Intl (BOS) and arrive at Missoula Johnson-Bell Field (MSO).

  • What cabin classes can I book on flights from Boston to Missoula?

    Only Economy Class is available on flights from Boston to Missoula.

  • Which airports do connecting flights from Boston to Missoula pass through?

    One-stop flights from Boston to Missoula most commonly connect through:

    • Minneapolis St Paul (MSP) - 23% of one-stop connections
    • Denver Intl (DEN) - 22% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 21% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 12% of one-stop connections

    Minneapolis St Paul (MSP) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Boston to Missoula?

    On the Boston to Missoula route, being flexible with your departure day can save you up to 37%. Saturday is the cheapest day at $501 round-trip on average, while Sunday is the most expensive at $789: a $288 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How long is a flight from Boston to Missoula?

    A nonstop flight from Boston to Missoula takes 0h 00m, covering 2,113 miles.

  • What are the earliest and latest flights from Boston to Missoula?

    These are the earliest and latest flight times available from Boston to Missoula:

    • Earliest: departs at 12:00 am and lands at 12:00 am
    • Latest: departs at 12:00 am and lands at 12:00 am.

    The flight takes about 0h 00m.

  • How expensive are last-minute Boston to Missoula flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 39% above the route average of $577. Book 25 weeks before departure for the lowest fares.

  • Do I need a passport to fly from Boston to Missoula?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Boston to Missoula changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $451 to $1,365. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Boston to Missoula looking right now?

    One-way fares from Boston to Missoula are currently lower than usual. Average one-way flight prices are about $234, which is 25% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Boston to Missoula?

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 7h 32m, compared with 7h 49m via Denver Intl (DEN) and 7h 50m via Chicago O'Hare Intl (ORD).

  • What is the time difference between Boston and Missoula?

    Missoula is 2 hours behind Boston (Mountain Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Missoula Johnson-Bell Field Airport (MSO)?

    Missoula Johnson-Bell Field Airport (MSO) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include:
    · Dollar
    · Budget
    · Hertz
    · Thrifty
    · Avis

  • How much should I expect to pay for a Boston to Missoula flight?

    Round-trip flights from Boston to Missoula range from $468 to $710, with an average of $577 over the past 12 months. Anything below $468 counts as a good deal.

Your guide to booking Boston to Missoula flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Sunday. On this route, Saturday flights average $501 - about $288 less than Sunday (37% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 25 weeks before you fly. On this route, that window historically saves about 38% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Boston to Missoula trip for February. Fares historically average $382 round-trip in that month - typically $352 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Missoula Johnson-Bell Field Airport.
    - StoneCreek Lodge
    - Fairfield Inn & Suites by Marriott Missoula

Everything you need to know for your flight from Boston to Missoula

Information on your arrival and departure airports

Boston (BOS)
Missoula (MSO)